The use of available statistical records requires, first, that the social scientist be familiar with the better known sources of such data and that he display some ingenuity in discovering less obvious material.


Research Methods in Social Relations, Basic Process, Part I (p. 232), Dryden Press. 1951


The use of available statistical records requires, first, that the social scientist be familiar with the better known sources of such data and that...

The use of available statistical records requires, first, that the social scientist be familiar with the better known sources of such data and that...

The use of available statistical records requires, first, that the social scientist be familiar with the better known sources of such data and that...

The use of available statistical records requires, first, that the social scientist be familiar with the better known sources of such data and that...